13382920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 31752000

約数和(自身を除く): 18369080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 139, 145, 166, 232, 278, 290, 332, 415, 556, 580, 664, 695, 830, 1112, 1160, 1390, 1660, 2407, 2780, 3320, 4031, 4814, 5560, 8062, 9628, 11537, 12035, 16124, 19256, 20155, 23074, 24070, 32248, 40310, 46148, 48140, 57685, 80620, 92296, 96280, 115370, 161240, 230740, 334573, 461480, 669146, 1338292, 1672865, 2676584, 3345730, 6691460, 13382920]

約数ペア:

[(1, 13382920), (2, 6691460), (4, 3345730), (5, 2676584), (8, 1672865), (10, 1338292), (20, 669146), (29, 461480), (40, 334573), (58, 230740), (83, 161240), (116, 115370), (139, 96280), (145, 92296), (166, 80620), (232, 57685), (278, 48140), (290, 46148), (332, 40310), (415, 32248), (556, 24070), (580, 23074), (664, 20155), (695, 19256), (830, 16124), (1112, 12035), (1160, 11537), (1390, 9628), (1660, 8062), (2407, 5560), (2780, 4814), (3320, 4031)]